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Date: Sat, 11 Jul 2015 14:39:10 -0700
From: tip-bot for Jiang Liu <tipbot@...or.com>
To: linux-tip-commits@...r.kernel.org
Cc: jason@...edaemon.net, linux-kernel@...r.kernel.org,
benh@...nel.crashing.org, yinghai@...nel.org, hpa@...or.com,
mingo@...nel.org, rdunlap@...radead.org, bp@...en8.de,
bhelgaas@...gle.com, maxime.ripard@...e-electrons.com,
jiang.liu@...ux.intel.com, tony.luck@...el.com, tglx@...utronix.de,
kgene@...nel.org, konrad.wilk@...cle.com, k.kozlowski@...sung.com
Subject: [tip:irq/core] irqchip: Use irq_desc_get_xxx()
to avoid redundant lookup of irq_desc
Commit-ID: 5b29264c659c31bada65582005d99adb3bb41fea
Gitweb: http://git.kernel.org/tip/5b29264c659c31bada65582005d99adb3bb41fea
Author: Jiang Liu <jiang.liu@...ux.intel.com>
AuthorDate: Thu, 4 Jun 2015 12:13:20 +0800
Committer: Thomas Gleixner <tglx@...utronix.de>
CommitDate: Sat, 11 Jul 2015 23:14:27 +0200
irqchip: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc
Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
already have a pointer to corresponding irq_desc.
Signed-off-by: Jiang Liu <jiang.liu@...ux.intel.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>
Cc: Tony Luck <tony.luck@...el.com>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: Bjorn Helgaas <bhelgaas@...gle.com>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Randy Dunlap <rdunlap@...radead.org>
Cc: Yinghai Lu <yinghai@...nel.org>
Cc: Borislav Petkov <bp@...en8.de>
Cc: Jason Cooper <jason@...edaemon.net>
Cc: Kukjin Kim <kgene@...nel.org>
Cc: Krzysztof Kozlowski <k.kozlowski@...sung.com>
Cc: Maxime Ripard <maxime.ripard@...e-electrons.com>
Link: http://lkml.kernel.org/r/1433391238-19471-11-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
---
drivers/irqchip/exynos-combiner.c | 4 ++--
drivers/irqchip/irq-armada-370-xp.c | 2 +-
drivers/irqchip/irq-gic.c | 4 ++--
drivers/irqchip/irq-orion.c | 2 +-
drivers/irqchip/irq-sunxi-nmi.c | 2 +-
drivers/irqchip/spear-shirq.c | 2 +-
6 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/irqchip/exynos-combiner.c b/drivers/irqchip/exynos-combiner.c
index 6ad04ac..1a4a1b0 100644
--- a/drivers/irqchip/exynos-combiner.c
+++ b/drivers/irqchip/exynos-combiner.c
@@ -67,8 +67,8 @@ static void combiner_unmask_irq(struct irq_data *data)
static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc)
{
- struct combiner_chip_data *chip_data = irq_get_handler_data(irq);
- struct irq_chip *chip = irq_get_chip(irq);
+ struct combiner_chip_data *chip_data = irq_desc_get_handler_data(desc);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned int cascade_irq, combiner_irq;
unsigned long status;
diff --git a/drivers/irqchip/irq-armada-370-xp.c b/drivers/irqchip/irq-armada-370-xp.c
index 73b73ac..39b72da 100644
--- a/drivers/irqchip/irq-armada-370-xp.c
+++ b/drivers/irqchip/irq-armada-370-xp.c
@@ -450,7 +450,7 @@ static void armada_370_xp_handle_msi_irq(struct pt_regs *r, bool b) {}
static void armada_370_xp_mpic_handle_cascade_irq(unsigned int irq,
struct irq_desc *desc)
{
- struct irq_chip *chip = irq_get_chip(irq);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned long irqmap, irqn, irqsrc, cpuid;
unsigned int cascade_irq;
diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index 2eaae9c..cadd862 100644
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -288,8 +288,8 @@ static void __exception_irq_entry gic_handle_irq(struct pt_regs *regs)
static void gic_handle_cascade_irq(unsigned int irq, struct irq_desc *desc)
{
- struct gic_chip_data *chip_data = irq_get_handler_data(irq);
- struct irq_chip *chip = irq_get_chip(irq);
+ struct gic_chip_data *chip_data = irq_desc_get_handler_data(desc);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned int cascade_irq, gic_irq;
unsigned long status;
diff --git a/drivers/irqchip/irq-orion.c b/drivers/irqchip/irq-orion.c
index 7fbae56..5ea999a 100644
--- a/drivers/irqchip/irq-orion.c
+++ b/drivers/irqchip/irq-orion.c
@@ -108,7 +108,7 @@ IRQCHIP_DECLARE(orion_intc, "marvell,orion-intc", orion_irq_init);
static void orion_bridge_irq_handler(unsigned int irq, struct irq_desc *desc)
{
- struct irq_domain *d = irq_get_handler_data(irq);
+ struct irq_domain *d = irq_desc_get_handler_data(desc);
struct irq_chip_generic *gc = irq_get_domain_generic_chip(d, 0);
u32 stat = readl_relaxed(gc->reg_base + ORION_BRIDGE_IRQ_CAUSE) &
diff --git a/drivers/irqchip/irq-sunxi-nmi.c b/drivers/irqchip/irq-sunxi-nmi.c
index 9186a11..772a82c 100644
--- a/drivers/irqchip/irq-sunxi-nmi.c
+++ b/drivers/irqchip/irq-sunxi-nmi.c
@@ -61,7 +61,7 @@ static inline u32 sunxi_sc_nmi_read(struct irq_chip_generic *gc, u32 off)
static void sunxi_sc_nmi_handle_irq(unsigned int irq, struct irq_desc *desc)
{
struct irq_domain *domain = irq_desc_get_handler_data(desc);
- struct irq_chip *chip = irq_get_chip(irq);
+ struct irq_chip *chip = irq_desc_get_chip(desc);
unsigned int virq = irq_find_mapping(domain, 0);
chained_irq_enter(chip, desc);
diff --git a/drivers/irqchip/spear-shirq.c b/drivers/irqchip/spear-shirq.c
index 3df144f..6171855 100644
--- a/drivers/irqchip/spear-shirq.c
+++ b/drivers/irqchip/spear-shirq.c
@@ -184,7 +184,7 @@ static struct spear_shirq *spear320_shirq_blocks[] = {
static void shirq_handler(unsigned irq, struct irq_desc *desc)
{
- struct spear_shirq *shirq = irq_get_handler_data(irq);
+ struct spear_shirq *shirq = irq_desc_get_handler_data(desc);
u32 pend;
pend = readl(shirq->base + shirq->status_reg) & shirq->mask;
--
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